And one thing and this does not mean that there are no objective terrible circumstances out there.

而这并不意味着没有什么客观的糟糕的情况。

After years of research, concludes, it appears that the way people perceive the world is much more important to happiness than objective circumstances.

经过多年研究，他发现，对幸福而言，人们感知世界的方式比客观环境更重要。